class-prototype-extended

class-prototype-extended.markdown

class-prototype-extended

A Pen by Charles Robertson on CodePen.

License.

script.js

var Animal = Class.create(Abstract,{
  initialize: function(name,activity) {
    this.name = name; //public member
    this.activity = activity; //public member
  }, //constructor method
  say: function(message) {
    this.something = function (something){return something;} //public method
    return this.name + ': ' + message;
  }, //public method
  does: function(message) {
    var adj = ""; //private member
    var that = this; //private member allows private methods to read the 'this' scope
    function addAdj(activity){
      if(activity=="eats"){
        adj = " for lunch";
      }
      console.log(that.activity);
      return adj;
    } //private method
    this.adj = function (){return addAdj(this.activity);}  //public method using privileges
    return this.name + ': ' + this.activity + ': ' + message + this.adj();
  }, //public method
  sleep: function(message) {
    return this.name + ': ' + message;
  }, //public method
  speak: function() {
    console.log(this.name + " says: " + this.activity + "!");
  }
});
    
var Dog = Class.create(Animal, {
  say: function($super, message) {
    return $super(message) + ', grrr!';
  } //public method
});

var Wolf = Class.create(Animal, {
  say: function($super, message) {
    return $super(message) + ', owoooo!';
  } //public method
});

var Cat = Class.create(Animal, {
  say: function($super, message) {
    return $super(message) + ', purrrr!';
  }, //public method
  does: function($super, message) {
    return $super(message);
  } //public method
});

var Owl = Class.create(Animal, {
  initialize: function($super,name) {
    $super(name); //inherited public members
    var _privatemember = "private member"; //private member
    this.haswings = true; //public member
    this.getPrivateMember = function() {
      return _privatemember;
    } //private method
  }, //constructor method
  say: function($super, message) {
    return $super(message) + ', terwooo!';
  }, //public method
  sleep: function(message) {
    return this.name + ': ' + message + ', twit terwooo!';
  }, //public method
  closure: function(message) {
    var string = "My name is "; //private member for use inside private methods
    var that = this; //private member reads public scope for use inside private methods
    function LastName(lastname){
     return that.getPrivateMember() + ": " + string + message + " " + lastname; 
    } //private method
    return LastName;
  }
});

var Snake = Class.create(Animal, {
  initialize: function($super,name) {
    $super(name,"hssssss"); // mix-in members
  } //constructor method
});

var animal = new Animal('Animal'); //constructor
console.log(animal.say('noise')); //public method call
    
var fido = new Dog('Fido'); //constructor
console.log(fido.say('woof')); //public method call inherit & add

var silver = new Wolf('Silver'); //constructor
console.log(silver.say('howl')); //public method call inherit & add

var mittens = new Cat('Mittens','eats'); //constructor
console.log(mittens.say('meowww')); //public method call inherit & add
console.log(mittens.does('fish')); //public method call inherit
console.log(mittens.adj()); //public method call using privileges
console.log(mittens.something("something")); //public method call

var mrhoot = new Owl('Mr Hoot'); //constructor
console.log(mrhoot.say('twit twit')); //public method call inherit & add
console.log(mrhoot.sleep('sleeps at night')); //public method call overide
var myName = mrhoot.closure("Charles"); //public method call closure access
console.log(myName("Robertson")); //public method call closure access finish

//var init = mrhoot.initialize(); //cannot access special initialize method
//console.log(init.getPrivateMember()); //cannot access special initialize private method 

var ringneck = new Snake("Cedric"); //constructor
ringneck.speak(); //public method call inherit

Snake.addMethods({
  speak: function($super) {
    $super(); // inherit method
    console.log("You should probably run. He looks really mad."); //add to method
  }
});

ringneck.speak(); //public method call inherit & add

scripts

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